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-rw-r--r--pci-arbiter/main.c117
1 files changed, 117 insertions, 0 deletions
diff --git a/pci-arbiter/main.c b/pci-arbiter/main.c
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+/*
+ Copyright (C) 2017 Free Software Foundation, Inc.
+
+ This file is part of the GNU Hurd.
+
+ The GNU Hurd is free software; you can redistribute it and/or
+ modify it under the terms of the GNU General Public License as
+ published by the Free Software Foundation; either version 2, or (at
+ your option) any later version.
+
+ The GNU Hurd is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with the GNU Hurd. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+/* Translator initialization and demuxing */
+
+#include <stdio.h>
+#include <error.h>
+#include <fcntl.h>
+#include <version.h>
+#include <argp.h>
+#include <hurd/netfs.h>
+
+#include <pci_S.h>
+#include <startup_notify_S.h>
+#include "libnetfs/io_S.h"
+#include "libnetfs/fs_S.h"
+#include "libports/notify_S.h"
+#include "libnetfs/fsys_S.h"
+#include "libports/interrupt_S.h"
+#include "libnetfs/ifsock_S.h"
+#include "pci_access.h"
+#include "pcifs.h"
+#include "startup.h"
+
+/* Libnetfs stuff */
+int netfs_maxsymlinks = 0;
+char *netfs_server_name = "pci-arbiter";
+char *netfs_server_version = HURD_VERSION;
+
+int
+netfs_demuxer (mach_msg_header_t * inp, mach_msg_header_t * outp)
+{
+ mig_routine_t routine;
+
+ if ((routine = netfs_io_server_routine (inp)) ||
+ (routine = netfs_fs_server_routine (inp)) ||
+ (routine = ports_notify_server_routine (inp)) ||
+ (routine = netfs_fsys_server_routine (inp)) ||
+ (routine = ports_interrupt_server_routine (inp)) ||
+ (routine = netfs_ifsock_server_routine (inp)) ||
+ (routine = pci_server_routine (inp)) ||
+ (routine = startup_notify_server_routine (inp)))
+ {
+ (*routine) (inp, outp);
+ return TRUE;
+ }
+ else
+ return FALSE;
+}
+
+int
+main (int argc, char **argv)
+{
+ error_t err;
+ mach_port_t bootstrap;
+
+ /* Parse options */
+ alloc_file_system (&fs);
+ argp_parse (netfs_runtime_argp, argc, argv, 0, 0, 0);
+
+ task_get_bootstrap_port (mach_task_self (), &bootstrap);
+ if (bootstrap == MACH_PORT_NULL)
+ error (1, 0, "must be started as a translator");
+
+ /* Initialize netfs and start the translator. */
+ netfs_init ();
+
+ err = maptime_map (0, 0, &pcifs_maptime);
+ if (err)
+ error (1, err, "mapping time");
+
+ /* Start the PCI system */
+ err = pci_system_init ();
+ if (err)
+ error (1, err, "Starting the PCI system");
+
+ /* Create the PCI filesystem */
+ err = init_file_system (netfs_startup (bootstrap, O_READ), fs);
+ if (err)
+ error (1, err, "Creating the PCI filesystem");
+
+ /* Create the filesystem tree */
+ err = create_fs_tree (fs, pci_sys);
+ if (err)
+ error (1, err, "Creating the PCI filesystem tree");
+
+ /* Set permissions */
+ err = fs_set_permissions (fs);
+ if (err)
+ error (1, err, "Setting permissions");
+
+ /*
+ * Ask init to tell us when the system is going down,
+ * so we can try to be friendly to our correspondents on the network.
+ */
+ arrange_shutdown_notification ();
+
+ netfs_server_loop (); /* Never returns. */
+
+ return 0;
+}